dowd points to michelle obama's performance and to bill clinton and that moment, those voters who chose obama last time who still like him but are disappointed. >> no president, no president, not me, not any of my predecessors, no one could have fully repaired all the damage that he found in just four years. [ cheers and applause ] >> reporter: the romney campaign tonight calling the bounce a, quote, sugar high from the convention, that the reality of the obama economy hasn't changed. suffice it to say it's nearly impossible mathematically for governor romney to win the white house without winning right here in ohio. this is why here in this factory he is here today. romney now with 15 ads up in 9 battleground states but the number most important october 3rd debating president obama less than one month until that first debate. how important are these debates going to be? >> well, i think the debates are very important, particularly when you have a small sliver of the electorate that has yet to make up their mind. >> reporter: the romney campaign acknowledging to me today just how import